Home / 18,235,497.60-27,349,747.20-5,456,419.20

Finding the Fourth Proportional to 18,235,497.60, 27,349,747.20 and 5,456,419.20

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Solution

The fourth proportional to 18,235,497.60, 27,349,747.20 and 5,456,419.20 is: 8,183,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235,497.60 : 27,349,747.20 = 5,456,419.20 : x
  2. Step 2: Convert to fraction form
    18,235,497.60/27,349,747.20 = 5,456,419.20/x
  3. Step 3: Cross multiply
    18,235,497.60x = 27,349,747.20 × 5,456,419.20
  4. Step 4: Simplify right side
    18,235,497.60x = 149,231,685,737,226.25
  5. Step 5: Solve for x
    x = 149,231,685,737,226.25/18,235,497.60
  6. Step 6: Final answer
    x = 8,183,581.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.